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We have 85 questions about mending 'red light glow'

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Mend Heating, Home Heating Systems

Glow worm (C30i) F5 flashing light?

Glow worm C30i combi gas boiler showing a red flashing light F5. No hot water & no heating. Tried re-setting,... [Read more]
Mend Heating, Home Heating Systems

Glow Worm Compact 80 P - pilot light trips off?

Initially, relay constantly clicking in and out, boiler flaming up and down; then pilot tripped out and once r... [Read more]
Mend Heating, Home Heating Systems

why does my swift flow boiler turn itself off?

i have a glow worm swift flow E boiler, when the radiators are heating up the boiler trips itself off after a ... [Read more]
Mend Heating, Home Heating Systems

glow worm 30ci fault f5? anyone?

i have a glow worm 30ci combi boiler which is flashing a red light and reading f5 on the indicator does anyone... [Read more]
Mend Security Systems, Car Alarm Systems

I cannot Remotly disarm the alarm and the immobiliser?

The car is a mercedes c200 1996. The remote transmitter has new batteries and is working as per the checks i... [Read more]
Mend Heating, Home Heating Systems

I have a Glow worm back boiler which will not fire up !?

The re-start button has the red light on, so when you press to manually start the boiler you can hear it spark... [Read more]
Mend Heating, Home Heating Systems

The water pressue is zero on my Glow worm swift flow boiler?

The pressure reads zero and the red warning light is flashing. How can i bring the pressure back.
Mend Vehicles, Cars

ignition light remains light.....!?

vauxhall cavalier mk3 ecotech cat abs elec windows aircon.... despite engine running and battery receiving a... [Read more]
Mend Heating, Home Heating Systems

glow worm 24 cxi filling loop not working?

Pressure had dropped due to bleeding. Bled again (not used much during the summer) and pressure dropped below ... [Read more]
Mend Heating, Home Heating Systems

We get hot water when we turn on the heating but not otherwise?

If we turn on the external heating thermostat, the central heating system works (boiler fires and radiators co... [Read more]
Mend Heating, Home Heating Systems

Low pressure warning light on Glow Worm Compact 100e?

Hello, I had a problem 2 years ago with my Glow worm Compact 100e, which would not switch from heating to hot ... [Read more]
Mend Heating, Home Heating Systems

glow-worm flow switch problem and leak?

i have a glow-worm swift flow 100 and two separate problems. the first is the pressure loss, it after the heat... [Read more]
Mend Heating, Home Heating Systems

Glow worm compact 100e combi - red light on when cold?

When our Glow Worm Compact 100e combi boiler is cold (i.e. first thing in the morning), the red warning lamp l... [Read more]
Mend Heating, Home Heating Systems

what does F9 mean on Glow-worm boiler?

flashing red light and F9 is appearing-what does this mean thankyou
Mend Heating, Home Heating Systems

how can i fix my glow worm 30 ci?

if i set the pressure to 1 bar, turn heating on the pressure climbs to 2.6 bar or higher and starts flashing. ... [Read more]
Mend Heating, Home Heating Systems

Glow-Worm 24ci combi bolier - low pressure!?

Hi I have a Glow-Worm 24ci combi boiler, the pressure has fallen to 0.4 bar and is flashing, with the red faul... [Read more]
Mend Heating, Home Heating Systems

hot water coming out cold?

Glow-worm Swiftflow 75/80 Combi Boiler - can you please help. the hot water runs for a bit and then goes cold... [Read more]
Mend Heating, Home Heating Systems

Glow-worm Ultimate?

Dear Sir/Madam, Re: Glow-warm Model No. Ultimate. I am writing to you to get more information with reg... [Read more]
Mend Heating, Home Heating Systems

How can I turn the flashing red light off my Glow-worm Softlite combi boiler?

The red light has started to flash on my Glow-worm combi Softlite boiler. It seems to indicate that there is l... [Read more]
Mend Heating, Home Heating Systems

Glow-Worm Fuerlsaver 55ff stopped working help?

boiler wont light and have noticed in a few other threads, that the fan should be turning, but mine isnt. I tr... [Read more]
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